<!--
 * @Author: your name
 * @Date: 2021-07-10 09:49:18
 * @LastEditTime: 2021-07-12 14:58:47
 * @LastEditors: Please set LastEditors
 * @Description: In User Settings Edit
 * @FilePath: \dianshang\vue_shop\src\components\Goods\List.vue
-->
<template>
  <div>
    <!-- 导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getGoodsList"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="getGoodsList"
            ></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddpage"
            >添加商品</el-button
          >
        </el-col>
      </el-row>

      <!-- table表格区域 -->
      <el-table :data="goodslist" border stripe>
        <el-table-column type="index"> </el-table-column>
        <el-table-column label="商品名称" prop="goods_name"> </el-table-column>
        <el-table-column label="商品价格(元)" width="90px" prop="goods_price">
        </el-table-column>
        <el-table-column label="商品重量" width="70px" prop="goods_weight">
        </el-table-column>
        <el-table-column label="创建时间" width="140px" prop="add_time">
        </el-table-column>
        <el-table-column label="操作" width="130px">
          <template slot-scope="scope">
            <el-button
              type="primary"
              size="mini"
              icon="el-icon-edit"
              @click="showEditDialog(scope.row.goods_id)"
            ></el-button>
            <el-button
              type="danger"
              size="mini"
              icon="el-icon-delete"
              @click="removeById(scope.row.goods_id)"
            ></el-button>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[5, 10, 15, 20]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
        backgroumd
      >
      </el-pagination>

    

      <!-- 修改商品 -->
      <el-dialog
        title="修改商品"
        :visible.sync="editDialogVisible"
        width="50%"
        @close="editDialogClosed"
      >
        <el-form ref="editFormRef" :model="editForm" label-width="80px">
          <el-form-item label="商品名称" prop="goods_name">
            <el-input v-model="editForm.goods_name"></el-input>
          </el-form-item>
          <el-form-item label="商品价格" prop="goods_price">
            <el-input v-model="editForm.goods_price"></el-input>
          </el-form-item>
          <el-form-item label="商品重量" prop="goods_weight">
            <el-input v-model="editForm.goods_weight"></el-input>
          </el-form-item>
          <el-form-item label="商品数量" prop="goods_number">
            <el-input v-model="editForm.goods_number"></el-input>
          </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
          <el-button @click="editDialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="editListInfo">确 定</el-button>
        </span>
      </el-dialog>
    </el-card>
  </div>
</template>

<script>
export default {
  data() {
    return {
      // 查询参数对象
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10,
      },
      // 商品列表
      goodslist: [],
      // 总数据条数
      total: 0,
      addDialogVisible: false,
      addForm: {
        goods_name: '',
        goods_price: '',
        goods_weight: '',
        goods_number: '',
        goods_cat: '',
      },
      editDialogVisible: false,
      editForm: {},
    }
  },
  created() {
    this.getGoodsList()
  },
  methods: {
    // 根据分页获取对应的商品列表
    async getGoodsList() {
      const { data: res } = await this.$http.get('goods', {
        params: this.queryInfo,
      })
      if (res.meta.status !== 200) {
        return this.$message.error('获取商品列表失败!')
      }
      console.log(res.data)
      this.goodslist = res.data.goods
      this.total = res.data.total
    },
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize
      this.getGoodsList()
    },
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage
      this.getGoodsList()
    },
    async removeById(id) {
      const confirmResult = await this.$confirm(
        '此操作将永久删除该商品, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning',
        }
      ).catch((err) => err)
      if (confirmResult !== 'confirm') {
        return this.$message.info('已取消删除!')
      }
      const { data: res } = await this.$http.delete(`goods/${id}`)
      if (res.meta.status !== 200) {
        return this.$message.error('删除失败!')
      }
      this.$message.success('删除成功!')
      this.getGoodsList()
    },
    // 对话框关闭事件
    addDialogClosed() {
      this.$refs.addFormRef.resetFields()
    },
    // 添加
    goAddpage(){
      this.$router.push('goods/add')
    },
    // 修改的对话框
    async showEditDialog(goods_id) {
      const { data: res } = await this.$http.get(`goods/${goods_id}`)
      if (res.meta.status !== 200) {
        return this.$message.error('获取商品失败!')
      }
      this.editForm = res.data
      this.editDialogVisible = true
    },
    // 监听修改
    editDialogClosed() {
      this.$refs.editFormRef.resetFields()
    },
    // 修改
    editListInfo() {
      this.$refs.editFormRef.validate(async valid => {
          if (!valid) return
        const {data:res} = await this.$http.put('goods/'+ this.editForm.goods_id,{
              goods_name:this.editForm.goods_name,
              goods_price:this.editForm.goods_price,
              goods_weight:this.editForm.goods_weight,
              goods_number:this.editForm.goods_number,
              goods_cat:this.editForm.goods_cat,
          })
          console.log(res);
          if (res.meta.status !== 200) {
            return this.$message.error('修改失败！')
          }
          this.$message.success('修改成功!')
          this.editDialogVisible=false
          this.getGoodsList()
      })
    },
   
  },
}
</script>

<style lang="less" scoped>
</style>